MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to appear as a coloring page, but it redirects to a malicious domain. The ML classifier strongly indicates maliciousness, and the PDF_MALICIOUS_REDIRECTOR_LINK heuristic confirms the presence of a link to known malicious infrastructure. The document body, though heavily obfuscated, contains the URL that initiates the redirection.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.com/pify?keyword=bumblebee+transformer+coloring+page+pdf
- http://files.stephengatt.com/uploads/1/3/2/3/132302951/ba639fe7500afa.pdf
- http://files.bemanco.com/uploads/1/3/2/3/132303024/tevev-zijebunot-livir-laguxofuj.pdf
- http://files.travisbenrobinson.com/uploads/1/3/1/8/131871569/a9d0d2ec0a5a.pdf
- http://fekaga.evenanerd.com/uploads/1/3/1/4/131483281/7349930.pdf
- https://cdn.shopify.com/s/files/1/0431/9831/6707/files/wuxupevak.pdf
- https://cdn.shopify.com/s/files/1/0429/1549/6092/files/radiv.pdf
- https://cdn.shopify.com/s/files/1/0440/7663/0181/files/86655207654.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rirolor.pdf
- https://cdn.shopify.com/s/files/1/0431/9870/9918/files/14246009312.pdf
- https://cdn.shopify.com/s/files/1/0437/1690/3080/files/jagitigizuzekufomog.pdf
- https://cdn.shopify.com/s/files/1/0434/6406/5190/files/precalculus_free_download.pdf
- https://cdn.shopify.com/s/files/1/0437/7152/7325/files/niluwagotexuzutu.pdf
- https://cdn.shopify.com/s/files/1/0429/8145/8069/files/bigibijaw.pdf
- https://cdn.shopify.com/s/files/1/0439/0476/2011/files/lisuvojipax.pdf
- https://cdn.shopify.com/s/files/1/0429/8267/0485/files/bexibovevilanij.pdf
- https://cdn.shopify.com/s/files/1/0431/0440/3613/files/73418161627.pdf
- https://cdn.shopify.com/s/files/1/0432/3095/3630/files/26390435033.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f45.bin11cff5748e00ad82baff1a5ca17016c12e6bd756554775dc3b3a89c31fb9df40 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F45 | 5664 bytes |
font_01_sfnt_off00007269.bin974406a4ba827159ba8db81565dedd1731343245c46c4dd051d48177001d3131 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7269 | 10008 bytes |
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